[INFO] fetching crate keypath-proc-macros 0.2.0...
[INFO] checking keypath-proc-macros-0.2.0 against master#2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48 for pr-142723
[INFO] extracting crate keypath-proc-macros 0.2.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate keypath-proc-macros 0.2.0 on toolchain 2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate keypath-proc-macros 0.2.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate keypath-proc-macros 0.2.0
[INFO] tweaked toml for crates.io crate keypath-proc-macros 0.2.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 39 packages to latest compatible versions
[INFO] [stderr]       Adding litrs v0.2.3 (available: v0.4.1)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.104)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded keypath-proc-macros v0.2.0
[INFO] [stderr]   Downloaded keypath v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b21db4cbe48c6f2fae64d55e80367a2b9c6e51441a23210159b2290b3e468cbb
[INFO] running `Command { std: "docker" "start" "-a" "b21db4cbe48c6f2fae64d55e80367a2b9c6e51441a23210159b2290b3e468cbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b21db4cbe48c6f2fae64d55e80367a2b9c6e51441a23210159b2290b3e468cbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b21db4cbe48c6f2fae64d55e80367a2b9c6e51441a23210159b2290b3e468cbb", kill_on_drop: false }`
[INFO] [stdout] b21db4cbe48c6f2fae64d55e80367a2b9c6e51441a23210159b2290b3e468cbb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4934f9857e6679572b44c8aacbf799bca2221b81ce35b0e1af2dbbd2e97cd55f
[INFO] running `Command { std: "docker" "start" "-a" "4934f9857e6679572b44c8aacbf799bca2221b81ce35b0e1af2dbbd2e97cd55f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking hashbrown v0.15.4
[INFO] [stderr]     Checking equivalent v1.0.2
[INFO] [stderr]     Checking winnow v0.7.11
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]     Checking toml_write v0.1.2
[INFO] [stderr]    Compiling target-triple v0.1.4
[INFO] [stderr]     Checking ryu v1.0.20
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking dissimilar v1.0.10
[INFO] [stderr]     Checking glob v0.3.2
[INFO] [stderr]     Checking indexmap v2.9.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling litrs v0.2.3
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking keypath-proc-macros v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling keypath-proc-macros v0.2.0
[INFO] [stderr] error: could not parse/generate dep info at: /opt/rustwide/target/debug/deps/keypath_proc_macros-311fcbf5ff565b5a.d
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to write `/opt/rustwide/target/debug/.fingerprint/keypath-proc-macros-311fcbf5ff565b5a/dep-lib-keypath_proc_macros`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not parse/generate dep info at: /opt/rustwide/target/debug/deps/serde-28db21c0c2dc1f4a.d
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to write `/opt/rustwide/target/debug/.fingerprint/serde-28db21c0c2dc1f4a/dep-lib-serde`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] [stdout] error: couldn't create a temp dir: No space left on device (os error 28) at path "/opt/rustwide/target/debug/deps/rmetaJY0ajX"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] rustc-LLVM ERROR: IO failure on output stream: No space left on device
[INFO] [stderr] error: could not compile `keypath-proc-macros` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to parse process output: `/opt/rustwide/rustup-home/toolchains/2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48/bin/rustc --crate-name keypath_proc_macros --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/keypath-proc-macros-0.2.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=705b386c99dc25be -C extra-filename=-9cf7dfe6e37ea9f1 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern litrs=/opt/rustwide/target/debug/deps/liblitrs-04309e07092bf438.rlib --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-e1ca03a1b3a84044.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-014e7ee44daf81ef.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-f303f9446db59a25.rlib --extern proc_macro --cap-lints allow --cap-lints=forbid` (exit status: 101)
[INFO] [stderr] error: could not compile `syn` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "4934f9857e6679572b44c8aacbf799bca2221b81ce35b0e1af2dbbd2e97cd55f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4934f9857e6679572b44c8aacbf799bca2221b81ce35b0e1af2dbbd2e97cd55f", kill_on_drop: false }`
[INFO] [stdout] 4934f9857e6679572b44c8aacbf799bca2221b81ce35b0e1af2dbbd2e97cd55f